Creative Biogene utilizes homologous recombination, site-specific recombination and CRISPR technology to generate custom genome-editing strains. Various species are available for this service, including but not limited to E. coli, Salmonella, Pseudomonas, Bacillus subtilis, Pichia pastoris, Bacillus subtilis, Saccharomyces cerevisiae, Mycobacterium.